One Hour Air Conditioning & Heating®
Columbia, MD HVAC
ⓘVouched Score is calculated from publicly available signals: Google rating & review count, Yelp rating, BBB grade, review sentiment, years in business, local search ranking, and provider website content. Not a guarantee of service quality.Embed this score
Review sentiment: 85/100
At a glance
- Google rating
- 4.8★ from 230+ reviews
- Services
- 7 HVAC services
- Service area
- Columbia, MD
- Phone
- +1-301-918-5642
Overview
One Hour Air Conditioning & Heating® handles high-volume AC repair and emergency cooling calls locally. The company says they offer 24/7 emergency response for urgent HVAC failures. Their website lists financing options to spread replacement costs. One Hour notes a two-year satisfaction guarantee on materials and labor. Columbia's humid summers make fast cooling repairs especially important.
Emergency HVAC repairs and AC service focused on Columbia homes and urgent cooling issues. Emergency response available 24/7, per their site. Financing options are offered for replacements, per their website. The company says they back materials and labor with a two-year satisfaction guarantee.
Score breakdown
Editorial Review
72
48%
Google Rating
93
18%
Local Search Rank
68
10%
Review Sentiment
85
16%
Review Volume
64
10%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
What customers say
Reviewers praise:
punctualityknowledgeable techniciansclear explanationssame-day response
Pros
Strengths
- High Google rating (4.8★ across 230+ reviews)
When to choose them
- You need to finance the work
Consider alternatives if
- You want a BBB-rated firm specifically
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Duct Work — Ductwork inspection, sealing, and replacement — addresses leakage, undersized runs, and uneven room temperatures.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
Service area
Columbia, MDhome
Published pricing
Financing
-
Financing available
As published: Financing available"…ow that you select, or your service call is free. Financing Available! Prioritize your comfort without fronting the ent…"
Pricing model
-
No hidden fees
As published: No hidden fees"…y what you are getting and how much it will cost. No hidden fees! Always On Time…Or You Don’t Pay A Dime!® We unde…"
Contact & hours
📞
🌐
✉️
📍
🕒
24/7 emergency response
appointment hours vary.
Frequently asked questions
What are the pros of One Hour Air Conditioning & Heating®?
Based on public records and customer reviews: High Google rating (4.8★ across 230+ reviews); Emergency response: 24/7; 2-Year labor warranty; Financing available; Specializes in AC repair.
When should I choose One Hour Air Conditioning & Heating®?
Choose them if: You need to finance the work.
What is the Vouched Score for One Hour Air Conditioning & Heating®?
77/100. Top contributing signals: Google Rating 93/100+ Review Sentiment 85/100, Llm Score 72/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How can I contact One Hour Air Conditioning & Heating®?
Call One Hour Air Conditioning & Heating® at +1-301-918-5642. Address: 10015 Old Columbia Rd Suite B 215, Columbia, MD 21046, USA.
What does HVAC service typically cost when working with a Columbia, MD provider like One Hour Air Conditioning & Heating®?
AC repair typically runs $145–$635, and full AC system replacement runs $5,400–$12,750 in Columbia, Maryland. These are area-wide market estimates, not One Hour Air Conditioning & Heating®'s quotes. For an exact price, request a written estimate from One Hour Air Conditioning & Heating®.
What pricing terms does One Hour Air Conditioning & Heating® publish on their website?
One Hour Air Conditioning & Heating®'s website publishes: Financing available, No hidden fees. Promotions and plans change — confirm currently-available terms with One Hour Air Conditioning & Heating® before acting.
Does One Hour Air Conditioning & Heating® do AC Repair in Columbia, MD?
Yes. One Hour Air Conditioning & Heating® lists AC Repair among its services and serves Columbia, MD. Call +1-301-918-5642 for a quote.
Does One Hour Air Conditioning & Heating® do AC Replacement in Columbia, MD?
Yes. One Hour Air Conditioning & Heating® lists AC Replacement among its services and serves Columbia, MD. Call +1-301-918-5642 for a quote.
Does One Hour Air Conditioning & Heating® do HVAC Installation in Columbia, MD?
Yes. One Hour Air Conditioning & Heating® lists HVAC Installation among its services and serves Columbia, MD. Call +1-301-918-5642 for a quote.
Does One Hour Air Conditioning & Heating® do Emergency HVAC Service in Columbia, MD?
Yes. One Hour Air Conditioning & Heating® lists Emergency HVAC Service among its services and serves Columbia, MD. Call +1-301-918-5642 for a quote.
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
One Hour Air Conditioning & Heating® (this company) |
77/100 | 4.8★ (230+) | — |
| 81/100 | 4.9★ (570+) | 10+ |
Listed in
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Profile last updated July 20, 2026.